Home / 540,827.58-810,669.30-203,722.38

Finding the Fourth Proportional to 540,827.58, 810,669.30 and 203,722.38

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Solution

The fourth proportional to 540,827.58, 810,669.30 and 203,722.38 is: 305,368.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,827.58 : 810,669.30 = 203,722.38 : x
  2. Step 2: Convert to fraction form
    540,827.58/810,669.30 = 203,722.38/x
  3. Step 3: Cross multiply
    540,827.58x = 810,669.30 × 203,722.38
  4. Step 4: Simplify right side
    540,827.58x = 165,151,479,188.93
  5. Step 5: Solve for x
    x = 165,151,479,188.93/540,827.58
  6. Step 6: Final answer
    x = 305,368.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.